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CLM920_NC3_LTE Module hardware manual
Shanghai Yuge Information Technology co., LTD
- 58 -
Chapter 4. Overall technical indicators
4.1 Chapter overview
The CLM920 NC3 Module RF General Specifications contain the following sections
:
working frequency
Conducted radio frequency measurement
Conducted receiving sensitivity and transmit power
GNSS reception performance
Antenna requirements
Module power consumption characteristics.
4.2 GNSS Receiving performance
Table 4-1 Main parameters of GNSS
Parameter
Comment
Min
Typ
Max
Unit
GPS L1 frequency Center frequency 1575MHz
1574.4
1576.4
MHz
GLONASS
frequency
Center frequency 1601.7MHz
1597.5
1605.9
MHz
BeiDou frequency
Center frequency 1561MHz
1559.1
1563.1
MHz
Galileo E1
Center frequency 1575.42MHz 1573.4
1577.5
MHz
GNSS support
channel
55 channels
GNSS positioning
accuracy
Unobstructed open space
2.5
3
M
GNSS sensitivity
Cold start
-145
dBm
GNSS sensitivity
Recapture
-157
dBm
GNSS sensitivity
track
-158
dBm
GNSS positioning
time
Cold start
35
S
GNSS positioning
time
Warm start
30
S
GNSS positioning
time
Hot Start
2
S